A Paint That Changes Color When in Contact with Chemicals

In this file photo dated to 2016, officials of an emergency response team clean up Plant 1 of Ikoni in Gumi National Industrial Complex 3 where three tons of waste nitric acid, a harmful substance, was leaked.

Samsung C&T's Construction Division has developed a paint that reacts to chemicals in real time. The paint can help detect and respond to harmful substance leaks and prevent safety accidents.

Using the paint, the company has developed an acid/alkaline chemical leakage detection system. When a hazardous chemical is leaked and comes into contact with the surface of a facility covered with the hazardous chemical response paint, the color of the surface will change. Then cameras that automatically recognize color changes detect such a change and send alerts to managers, who can take immediate actions such as controlling exhaust systems and valves.

Previously, when a hazardous chemical material is leaked, it took time for the safety manager to confirm the leak, causing much damage to human lives and property. Samsung C&T’s new system will allow safety managers to immediately take proper actions. It will be particularly effective for management of workplaces that use a large amount of chemicals and areas of danger difficult for workers to access.

The company developed the paint with pure domestic technology and can detect the leakage of acidic, alkaline and neutral chemicals at the same time.

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